Home / 82,574,601.70-113,953,361.86-45,407,278.92

Finding the Fourth Proportional to 82,574,601.70, 113,953,361.86 and 45,407,278.92

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Solution

The fourth proportional to 82,574,601.70, 113,953,361.86 and 45,407,278.92 is: 62,662,271.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,574,601.70 : 113,953,361.86 = 45,407,278.92 : x
  2. Step 2: Convert to fraction form
    82,574,601.70/113,953,361.86 = 45,407,278.92/x
  3. Step 3: Cross multiply
    82,574,601.70x = 113,953,361.86 × 45,407,278.92
  4. Step 4: Simplify right side
    82,574,601.70x = 5,174,312,085,848,710
  5. Step 5: Solve for x
    x = 5,174,312,085,848,710/82,574,601.70
  6. Step 6: Final answer
    x = 62,662,271.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.